- All sections
- B - Performing operations; transporting
- B28C - Preparing clay; producing mixtures containing clay or cementitious material, e.g. plaster
- B28C 5/16 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a vertical or steeply inclined axis
Patent holdings for IPC class B28C 5/16
Total number of patents in this class: 73
10-year publication summary
|
3
|
5
|
9
|
4
|
4
|
6
|
8
|
12
|
10
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yoshino Gypsum Co., Ltd. | 224 |
9 |
| United States Gypsum Company | 1019 |
5 |
| Sonocrete GmbH | 7 |
4 |
| Material. Evolution Ltd. | 4 |
4 |
| J&P Invesco LLC | 13 |
3 |
| Material Evolution | 3 |
3 |
| Schlumberger Canada Limited | 6913 |
2 |
| Schlumberger Technology B.v. | 4951 |
2 |
| CER Group S.r.l. | 4 |
2 |
| Comadur S.A. | 81 |
2 |
| MAI International GmbH | 10 |
2 |
| Officine Meccaniche Galletti O.M.G. Srl | 11 |
2 |
| Services Petroliers Schlumberger | 5426 |
2 |
| Haarup Maskinfabrik A/S | 4 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Schlumberger Holdings Limited | 2947 |
1 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| Dongguan University of Technology | 150 |
1 |
| GEOLYTH Mineral Technologie GmbH | 26 |
1 |
| Hot Mix Mobile, LLC | 1 |
1 |
| Other owners | 23 |